Ingredients of Cement

LIME60-65STRENGTHUnsound, disintegration of cement.Low strength, decrease setting time
SILICA17-25STRENGTHHigh strength, increase setting timeLow strength, decrease setting time
ALUMINA3-8SETTING TIMEDecrease setting time, decrease temperature of clinkerIncrease setting time
IRON OXIDE0.5-6COLOURReddish colorLow hardness
MAGNESIA0.1-3COLOURYellowish colorLow hardness
GYPSUM1-3SETTING TIMEIncreases setting timeDecreases setting time

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